July 2000 | LCGC North America

Simulated Moving Bed Chromatography for Preparative Solutions

July 01, 2000

Column: Column Watch

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This month's "Column Watch" describes moving bed chromatography and how the concept is realized in the form of simulated moving bed chromatography. Also included is an inside look at instrumentation, method development, and applications for industrial purifications.

Long-Term Analyses with Capillary Electrophoresis

July 01, 2000

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This month's installment of "CE Currents" deals with problems that may arise when using capillary electrophoresis for unattended, long-term operation, such as sample carryover, evaporation effects, capillary conditioning, capillary surface changes, buffer handling, capillary breakage, and detector lamp deterioration.

Two Symposia, When HPLC Was Young

July 01, 2000

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This installment of "Milestones in Chromatography" looks at two major international meetings held in Las Vegas, Nevada, and Seattle, Washington, that were pivotal in the early development of HPLC.

Turbulent-Flow LC for LC–MS and LC–MS–MS Bioanalysis

July 01, 2000

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This month's "Directions in Discovery" gives a brief overview of turbulent- flow liquid chromatography, a technique for fast separations. Two examples demonstrate the use of the technology for high-throughput bioanalytical separations in drug discovery.